[(1R,2R,4aS,8aS)-5-(4-Methoxy-benzyloxymethyl)-1,2,4a-trimethyl-1,2,3,4,4a,7,8,8a-octahydro-naphthalen-1-yl]-acetaldehyde

2-[(1R,2R,4aS,8aS)-5-(4-Methoxy-benzyloxymethyl)-1,2,4a-trimethyl-1,2,3,4,4a,7,8,8a-octahydro-naphthalen-1-yl]-ethanol

[(4aS,5R,6R,8aS)-5,6,8a-Trimethyl-5-(2-triisopropylsilanyloxy-ethyl)-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl]-methanol

(R)-1-[(1R,2R,4aS,8aS)-5-(4-Methoxy-benzyloxymethyl)-1,2,4a-trimethyl-1,2,3,4,4a,7,8,8a-octahydro-naphthalen-1-yl]-3-methylene-pent-4-en-2-ol

(4aS,5R,6R,8aS)-5,6,8a-Trimethyl-5-[(R)-2-triethylsilanyloxy-2-((S)-2-vinyl-oxiranyl)-ethyl]-3,4,4a,5,6,7,8,8a-octahydro-naphthalene-1-carbaldehyde